.flex {
  display: -webkit-box;
  display: flex;

}

.justify-content(@arg) {
  -webkit-box-pack: @arg;
  justify-content: @arg;
}

.align-items(@arg) {
  -webkit-box-align: @arg;
  align-items: @arg;
}

.flex-grow(@arg) {
  flex-grow: @arg;
  flex-basis:0;
  width: 0;
  flex-shrink: 0;
  -webkit-box-flex: @arg;
}
